Kensa is a command-line tool to help add-on providers integrating their services with Heroku. It manages manifest files, and provides a TDD-like approach for programmers to test and develop their APIs.

Chef Knife plugin to bootstrap Chef Servers

A library and CLI tool for launching services into AWS.

uffizzi-cli

For use for the Beaker acceptance testing tool

Writing even complex command-line apps should be quick, easy and fun. Escort takes the excellent Trollop option parser and adds a whole bunch of awesome features to produce a library you will always want to turn to when a 'quick script' is in order.

Create your own gems mirror.

Library and command line tool for backing up GitHub repositories

Unofficial ruby library for consuming the Grooveshark API.

tailor parses Ruby files and measures them with some style and static analysis "rulers". Default values for the Rulers are based on a number of style guides in the Ruby community as well as what seems to be common. More on this here http://wiki.github.com/turboladen/tailor. tailor's goal is to help you be consistent with your code, throughout your project, whatever style that may be.

Friendly command-line interface for Cloud Foundry.

Upload screenshots, metadata and your app to the App Store using a single command

Shared code for Pact gems

Predix CI runs your test suite simply and quickly in our managed cloud environment. You can run tests by hand, or enable our hosted CI to watch your git repos automatically. Predix CI automatically and safely parallelizes your tests to save you time, and takes care of setting up fresh isolated DB instances for each test thread. Tests have access to a wide variety of databases (postgres, mongo, redis, mysql, memcache), solr, sphinx, selenium/webdriver browsers, webkit and culerity. Predix CI supports all common Ruby test frameworks, including rspec, cucumber, test::unit, and spinach. Predix CI also supports Javascript testing using jasmine, evergreen, and many other frameworks.

A set of helper methods that are webdriven.

Automatically reloads your Rack based app on file change using Guard.

The Instana gem is a zero configuration tool that will automatically collect key metrics and distributed traces from your Ruby processes. Just install and go.

Jump is a tool that allows you to quickly change directories in the bash and zsh shells using bookmarks. Thanks to Jump, you won't have to type those long paths anymore. Jump was inspired by go-tool by ActiveState (http://code.google.com/p/go-tool/).

A ruby library for reading and writing arbitrary messages in DJB's maildir format

Moxy is a mock (programmable) proxy